Canvas

1. Bring your right hand in focus have the palm facing camera.
2. Make a fist.
3. Point your index finger above while mainting the fist with remaining fingers, if your did it correctly a red dot should be displayed on the tip of your finger.
4. When you want to write unfold your middle finger and put it close to the index finger the dot should start drawing.
5. To erase make a fist again and rub it over the drawing.